Short Answer: NO
Not to be a jerk, but these companies have no interesting in making their viewers available for linux. The best route (for me) was to just create a netflix / amazon scenario and control it like i do PS3 or other external media. Via the orbiter.
Hope this helps
In Kodi there is an amazon instant prime addon that is working fine. ATM I'm using my Kodi-based rpi2 with this addon. So it could work in LinuxMCE, too....