ID 268083 - addTimecode node does not honour the disable checkbox

Problem summary
addTimecode node does not honour the disable checkbox

Customer reported version
nuke.10.5v1

Customer reported platform
10.12

Steps to reproduce
1. Open Nuke
2. Read in footage
3. Add a 'AddTimeCode' node
4. Add view metadata node
5. Notice that timecode metadata is set to the footage default
6. Modify the 'start code' on the AddTimeCode node
7. Refresh the view metadata node, or simply create a new one
8. Notice that the updated timecode is passed through
9. Now disable the AddTimeCode node and refresh/create a new view metadata node
Result: Updated timecode is still passed through even though the AddTimeCode node is disabled

Workaround
Unknown.

Reproduced by support
OSX 10.11.6
Nuke 10.5v2
Nuke 8.0v6
Nuke 7.0v6

Windows 8
Nuke 10.5v2

Expected behaviour
Timecode to not me modified by AddTimeCode node with AddTimeCode is disabled

Actual behaviour
Updated timecode is still passed through even though the AddTimeCode node is disabled