If you do Tools/Options OpenOffice.org > Appearance - Custom Colours - Text Document and turn off Field-Shadings they remain, so it does look like a bug in OOo, not some desktop/theme/compiz settings.
If you do Tools/Options OpenOffice.org > Appearance - Custom Colours - Text Document theme/compiz settings.
and turn off Field-Shadings they remain, so it does look like a bug in OOo, not some desktop/