Moved to InDesign EPUB forum.
No, exporting epub for fixed layout is not possible using InDesignCC.
If its about absolutely positioning your various pageitems you can do it by grouping them all and exporting to epub.
Though this is not a expected workflow rather a work around to achieve the similar sort of layout.
I understand the Adobe InDesign team are working on introducing producing fixed layout ePubs from InDesign in a future upgrade. In the meantime have a look at CircularFLO, which creates fixed layout ePub and KF8 from InDesign CC:
Our first support for EPUB3 Fixed Layout is now available with the 2014 (June 18th) update to Creative Cloud.
Download the trial and let us know how we can improve it.
Architect, InDesign Engineering