With Micro Chords you can now have up to 16 or 12 changes per bar.
So you should be able to have 12/8 or 6/8 in 1 bar.

Attached Files (Click to download or enlarge) (Only available when you are logged in)
6-8-chord-changes.png (17.49 KB, 40 downloads)
12-8-chord-changes.png (21.01 KB, 40 downloads)