QPushButton with the QMenu won't change pressed style even after menu option was selected and menu was closed

import sys

from PySide6.QtWidgets import (
    QApplication,
    QMainWindow,
    QMenu,
    QPushButton,
    QVBoxLayout,
    QWidget,
)


class ExampleApp(QMainWindow):
    def __init__(self):
        super().__init__()

        # Main widget and layout
        centralWidget = QWidget(self)
        self.setCentralWidget(centralWidget)
        layout = QVBoxLayout(centralWidget)

        # Create a button
        self.button = QPushButton("Click for options", self)
        # Customize the pressed state for clarity
        self.button.setStyleSheet(
            "QPushButton:pressed{background-color: #b5b5b5; border: 1px solid black;}"
        )
        layout.addWidget(self.button)

        # Create a menu for the button
        self.menu = QMenu(self)
        self.option1 = self.menu.addAction("Option 1")
        self.option2 = self.menu.addAction("Option 2")

        # Attach the menu to the button
        self.button.setMenu(self.menu)

        # Create a second button for comparison
        self.button_2 = QPushButton("Second button", self)
        layout.addWidget(self.button_2)

        # Set main window properties
        self.setWindowTitle("PySide6 Button Menu Example")
        self.setGeometry(300, 300, 300, 200)


# Initialize the application
app = QApplication(sys.argv)
ex = ExampleApp()
ex.show()

# Run the application
sys.exit(app.exec())