Inputs:

1, 2, 3, 4, 5, 6, 7, 8, 9, 11, 12, 13, 14, 15, 16, 17, 18, 19

Outputs:

12 (Combinatorial, Output feedback output, Active high)
13 (Combinatorial, Output feedback output, Active low)
14 (Combinatorial, Output feedback output, Active low)
15 (Combinatorial, Output feedback output, Active low)
16 (Combinatorial, Output feedback output, Active low)
17 (Combinatorial, Output feedback output, Active low)
18 (Combinatorial, Output feedback output, Active high)
19 (Combinatorial, Output feedback output, Active high)

Equations:

o12 = i1 & /i2 +
      /i1 & i3 +
      /i3 & i7 +
      i4 & o13 +
      i6 & /o13 +
      i6 & /i7 +
      /i6 & /i8 & /i9
o12.oe = /i5

/o13 = i3 +
       o14 +
       /i11 +
       i2 +
       /i4 & /o14 +
       i8 & i9 +
       i5
o13.oe = vcc

/o14 = i4 +
       /i8 & i11 +
       o15 +
       /i2 +
       i5 & /i11 +
       i7 +
       /i3 & /i9
o14.oe = i1

/o15 = i5 +
       /o16 +
       i1 & i7 +
       /i3 +
       /i3 & o16 +
       i2 & i9 +
       /i8
o15.oe = vcc

/o16 = i6 +
       i3 & i11 +
       i6 & o17 +
       /i1 +
       /o17 +
       /i7 & /i8 +
       /i2 & /i9
o16.oe = /i11

/o17 = i7 +
       i2 & o18 +
       i3 & i4 +
       /i5 +
       /i9 +
       /o18 +
       /i1 & /i11
o17.oe = vcc

o18 = i3 +
      i8 +
      i9 & i11 +
      i1 +
      /i4 +
      i2 +
      i5 & /i7
o18.oe = vcc

o19 = o18 +
      o17 +
      o16 +
      o15 +
      o14 +
      o13 +
      /o13 & /o14 & /o15 & /o16 & /o17 & /o18
o19.oe = i3