McCarthy has played just once in the last eight weeks because of a groin problem.
They are unlikely to be risked in Sunday's Premier League clash with 17th-placed Swansea City but could be involved in the second leg against Manchester City next week.
"James McCarthy and Seamus Coleman are both progressing really well and I expect those two to be back in the squad after this full week," Martinez told the club's website (www.evertonfc.com).
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(Reporting by Shravanth Vijayakumar in Bengaluru, editing by Ed Osmond)
