Hello Thodarrou53
I think that it is allowed, but I’m not 100% sure.
Tariff T601
3.1.5 Titres de transport de raccordement pour titres de transport du trafic direct national
3.1.5.1 Comme titres de transport de raccordement pour titres de transport du trafic direct national, on peut émettre des titres de transport du Service direct national et des titres de transport communautaires.
Google Translation:
3.1.5 Connecting tickets for national direct traffic tickets
3.1.5.1 National Direct Service tickets and Community transport tickets may be issued as connecting tickets for national direct traffic tickets.
The French version is “titres de transport”; it means also a travel card and not only a ticket.
The point to point travel card from Geneva to Morges is a National Direct Service ticket. A Mobilis ticket Morges - Renens or Lausanne (Community transport ticket) may be issued according to the tariff.
Kind regards
Danhiel