## CJam / Fission, 22 bytes

    "'!+OR'")5-"{'_'~}_~";

[Try it in CJam.](http://cjam.tryitonline.net/#code=IichK09SJyIpNS0ieydfJ359X34iOw&input=) [Try it Fission.](http://fission2.tryitonline.net/#code=IichK09SJyIpNS0ieydfJ359X34iOw&input=)

In CJam, this prints [the standard Fission quine](http://codegolf.stackexchange.com/a/50968/8478):

    '!+OR"

[Try the Fission quine.](http://fission2.tryitonline.net/#code=JyErT1Ii&input=)

In Fission, this prints a `"`-less variant of the standard CJam quine:

    {'_'~}_~

[Try the CJam quine.](http://cjam.tryitonline.net/#code=eydfJ359X34&input=)

I'll add an explanation in a bit.