I would say cut them loose as well. I can't see either having much luck in the NHL at all. I think you are set up pretty nice in terms of goaltending with the Kuemper addition but as Laendarian said, 1 more decent farm G would be ideal.
13 team Roto keeper league 12 F, 6D, 2G, G,A,+/-, PIMS, Hits, TOI(D), GAA, SV%, (Forwards are forwards, no distinction between L,R,C)
F) Ovechkin, Stamkos, Kunitz, Parise, Byfuglien, Backstrom, Little, Gaudreau, Hudler, Brassard, Girgensons, Nelson
D) S. Weber, Phaneuf, Subban, Carlson, Josi, Vatanen
G) Rask, Jones