Yes, you can assign more than one user to do a task. You can also assign based on more complex logic, using a microflow. Read this https://docs.mendix.com/studio/workflows-user-task/#user-assignment for more information.
hii Wright
i think this will work
here in assign task using Xpath you can set roles they are able to completed that task
course URL : Mendix Academy - 7.1.1 Select Device