HEAT dressing in large nonstick skillet on medium-high heat. Add onions, celery and carrots; cook 2 min. or until crisp-tender, stirring occasionally. Spoon into slow cooker. Add tomatoes with their liquid, the beans, broth, water and Italian seasoning; stir. Cover with lid.
COOK on LOW for 6 hours (or on HIGH for 3 hours).
STIR in pasta; cook 10 to 15 min. or until pasta is tender. Sprinkle with cheese just before serving.