Mix oil, vinegar, salt and all of the seasonings in small bowl until well blended. Place chicken and vegetables in 2 separate large resealable plastic bags. Pour 1/2 of the marinade into each bag; turn to coat well.
Heat large skillet on medium-high heat. Add chicken; cook and stir 5 minutes. Add vegetables; cook and stir 2 to 3 minutes or until vegetables are tender-crisp and chicken is cooked through.
Serve chicken and vegetables in warm tortillas. Serve with sour cream and lime wedges, if desired.