Wasn’t Granados a pianist? I think you’re going to have to transpose anything of his to guitar, if that’s your intention. Maybe you're asking about something specific I don't know about.
You might want to check this out, by flamenco-classical guitarist
Juan Manuel Caņizares. Click on the track listing to listen.
Edit: Oh, you're asking about two existing arrangements. Yeah, I don't know anything about that.