The pair continue their rehabilitation from hamstring and knee injuries respectively.
Speaking to the media ahead of training at Signal Iduna Park this evening, Mauricio Pochettino said: "All the players here (the squad that has travelled to Dortmund) have the chance to play."
Asked for the latest news on Erik Lamela, who returned to action with 60 minutes for our Under-23s against Chelsea on Saturday after over a year on the sidelines, Mauricio added: "We are happy with him and now it's important to see what happens in the next few weeks.
"We hope he starts to feel better and better and then be available for selection for the first team.