Unfortunately it does not. This is an engine bug that only affects builds, and unfortunately will probably take me a few weeks to sort out. Sorry about that.
Viewing post in Raiding Mothership Nowhere jam comments
I think I fixed it. Turns out my workaround for another issue made an invalid (and unnecessary) assumption regarding this bug: https://issuetracker.unity3d.com/issues/scene-dot-issubscene-returns-a-different...
Let me know if it works!