Raffi,
No, Currently the API does not contain this type of capability. It has been discussed in the past.
Raffi,
I am going to back out of this discussion, as you are asking questions outside of my knowledge area. I can only tell you that offline features are not impleneted or only partially implemented in the Flex API. My be you will have better luck on your inquiry in this thread http://forums.arcgis.com/threads/76351-Mobile-Flex-Zoom-into-Tile-Package
or this one:
http://forums.arcgis.com/threads/84649-Tile-Package-weirdness-Flex-CAN-NOT-consume-some-TPKs-as-an-A...