2 tbsp. unsalted butter, divided
1/2 tsp. smoked or sweet paprika
1/2 tsp. dried basil
1/2 tsp. onion powder
1/2 tsp. garlic powder
salt and fresh ground pepper, to taste
cooking spray
4 (1 pound total) boneless, skinless chicken breasts
3 tbsp. vegetable oil or canola oil, divided