Both players were on the scoresheet for the 4-1 win.
"We played really well today," Fernandes said, speaking to Match of the Day. "The game was fantastic for us."
Of Maguire, he said: "He is a big man. He is playing for the national team and Manchester United.
"It is of course difficult for every player being under fire but he did what he had to do on the pitch. He scored. We can push him and he can push us."