Andouille Sausage and Shrimp with Creole Mustard Sauce

Toss shrimp with Creole seasoning in medium bowl to coat. Heat 1 tablespoon oil in heavy large skillet over high heat. Add sausage pieces, cut side down. Cook until browned on both sides, about 5 minutes. Transfer sausage to bowl. Add shrimp to skillet; cook until browned and just opaque in center, about 3 minutes. Transfer to bowl with sausage. Add remaining 1 tablespoon oil, onion, bell pepper, and thyme to skillet. Sauté until vegetables are beginning to soften, about 5 minutes. Add broth, mustard, and vinegar. Stir until sauce thickens, about 2 minutes. Return sausage and shrimp to skillet. Simmer until heated through, stirring occasionally, about 1 minute. Season with salt and pepper.