It is possible but will definitley require code customization though I have yet to see an implementation on this as with other third party themes.
There is no official description of the Sage theme features yet but when there is it will surely be announced at the Appthemes' blog http://www.appthemes.com/blog/.
Please help our moderating team work more efficiently by not sending us support questions via PM. You can read more about how AppThemes support works here. However, you can send a PM to follow up and remind me if I missed your support request/thread.
